Keep scrolling down for answers and more stats ...
1. Has more islands
Japan has over 14,000, while California has less than 1,000.
California
Japan
2. Has a larger area
California’s land area is about 155,859 square miles; Japan’s is about 145,898 square miles.
California
Japan
3. Has a higher GDP per capita
California
Japan
4. Is more ethnically homogeneous
California
Japan
5. Has had a stronger recorded earthquake
Japan’s strongest recorded quake was magnitude 9.0 in 2011; California’s biggest are less than 8.0.
California
Japan
6. Has a higher cost of living
California's 2024 regional price parity was 110.7, versus Japan’s 62.4 GDP price-level index.
California
Japan
7. Has a higher population growth
California's population growth was positive, while Japan's was negative.
California
Japan
8. Has a Disney park
California has the Disneyland Resort in Anaheim, and Japan has Tokyo Disneyland.
California
Japan
Both
Neither
9. Has a higher population
Japan’s latest official estimate is about 123.8 million; California’s is about 39.4 million.
California
Japan
10. Extends farther south
Japan extends to about 20° north latitude; California only to about 32.5° north.
California
Japan
11. Has a higher population density
Japan’s population density was about 338 people/km²; California’s was about 98 people/km².
California
Japan
12. Extends farther north
Japan reaches about 45° north latitude; California reaches about 42° north.
California
Japan
13. Has a mountain over 5,000 meters high
California
Japan
Both
Neither
14. Has hosted both the Summer and the Winter Olympics
California has hosted Los Angeles 1932, Squaw Valley 1960, and Los Angeles 1984. Japan has hosted Tokyo 1964, Sapporo 1972, Nagano 1998, and Tokyo 2020.
California
Japan
Both
Neither
15. Has a taller highest mountain
Mount Whitney (4,421 m) is taller than Mount Fuji (3,776 m).